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Finding the Fourth Proportional to 32,553.20, 44,923.20 and 18,406.10

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Solution

The fourth proportional to 32,553.20, 44,923.20 and 18,406.10 is: 25,400.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,553.20 : 44,923.20 = 18,406.10 : x
  2. Step 2: Convert to fraction form
    32,553.20/44,923.20 = 18,406.10/x
  3. Step 3: Cross multiply
    32,553.20x = 44,923.20 × 18,406.10
  4. Step 4: Simplify right side
    32,553.20x = 826,860,911.52
  5. Step 5: Solve for x
    x = 826,860,911.52/32,553.20
  6. Step 6: Final answer
    x = 25,400.30

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.